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Finding the Fourth Proportional to 247,358.70, 370,965.15 and 97,549.20

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Solution

The fourth proportional to 247,358.70, 370,965.15 and 97,549.20 is: 146,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,358.70 : 370,965.15 = 97,549.20 : x
  2. Step 2: Convert to fraction form
    247,358.70/370,965.15 = 97,549.20/x
  3. Step 3: Cross multiply
    247,358.70x = 370,965.15 × 97,549.20
  4. Step 4: Simplify right side
    247,358.70x = 36,187,353,610.38
  5. Step 5: Solve for x
    x = 36,187,353,610.38/247,358.70
  6. Step 6: Final answer
    x = 146,295.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.